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DEF- 002 Vacuum Limitamp ® Medium Voltage Motor Control CR194 Renewal Parts Bulletin

iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

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Page 1: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

DEF-002Vacuum Limitamp® Medium Voltage Motor Control

CR194 Renewal Parts Bulletin

Courtesy of NationalSwitchgear.com
Page 2: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

I

4

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Page 3: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

mimcuimlulil

Table of Contents

1Introduction

Reference Publications

Parts Identification

High-Voltage Contactor NameplateLimitamp Panel Data Nameplate

Catalog Numbering SystemsCR194 Replacement Parts

One-high diagram

One-high parts list

Two-high parts list

Two-high photographsTwo-high with upper low-voltage door open . . .Two-high with both high-voltage doors open . . .High-voltage section - drawout contactor

High-voltage drawout contactor components . . .High-voltage section - stationary contactor

High-voltage stationary contactor components .Main/vertical bus - rear view

Typical motor terminal area

Handle assembly

One-high ground bus parts

One-high horizontal bus assembly parts

Two-high ground bus parts

Two-high horizontal and vertical bus assembly parts

Upper and lower fuse support assembly parts

1

1

1

2244

5

6

8

9

10

11

1213

14

15

16

1717171717

Warning: Before any adjustments, servicing, parts replacement or any other act is performed requiring physical contact with theelectrical working components or wiring of this equipment, all power must be removed and locked off from all sources and all attachedrotating equipment must have come to a complete stop. User personnel must be completely familiar with the following operating andmaintenance instructions before attempting to service this equipment.

1

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Page 4: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

High-Voltage Contactor NameplateHigh-voltage contactor renewal parts are found in separaterenewal parts publications depending on the contactorcatalog number. This catalog number is found on thecontactor nameplate mounted on the top of the contactor.An example of this nameplate is shown below:

IntroductionThe CR194 Vacuum Limitamp® Controller, a quality GEproduct, was designed and manufactured to give long andsatisfactory service. This bulletin contains items that, throughnormal use, may require periodic replacement; other itemsmay never need service or replacement during the useful lifeof the equipment.

sm •I SReference PublicationsGEH-5305 — Instructions for One-High ControllersGEH-6263 — Instructions for Two-High ControllersGEH-6840 — Application and Selection GuideGEH-5306 — CR193 Vacuum Contactor InstructionsGEF-8016 — Renewal Parts for CR193B and D Contactor

CR193B110L0Q3020U400 H ^Q0 ^H 60

DCIM TZFT

120 Figure 1. High-VoltageContactor Nameplate302A3900AHP1 MEBANE,N.C

The proper bulletin can be selected from the table below:For additional assistance, please refer to factory.

Parts IdentificationThis bulletin will provide the information necessary toidentify, by description or actual catalog number, replacementparts for CR194 Vacuum Limitamp® Motor Controllers.

Table 2.CR194 High-Voltage Contactor Renewal Parts Publications

/acuumCR194

Renewal Parts PublicationContactor Catalog Number

CR193B

CR193DGEF-8016The following pages will describe where important equipment

identification numbers can be found and provide catalognumbers for assemblies and individual parts that may requireperiodic replacement through normal wear.

GEF-8016

Table 1.CR194 Publication Abbreviations

Alternating CurrentAssemblyContactorControl Power TransformerCurrent TransformerGround Fault CurrentTransformerHorizontalHigh VoltageIncoming

Instr. InstructionLH Left HandLV Low VoltageMB Main BusNP NameplatePT Potential TransformerRH Right HandSupL SupportVB Vertical BusQMQB Quick-Make Quick-Break

ACAsm.Cont.CPTCTGFCT

Horz.HVInc.

iShould a situation arise in which a part cannot be identified,the factory should be contacted. In order for the factory toprovide assistance in identifying the part, the Catalog Numberand Diagram Number of the equipment must be known (seeLimitamp Panel Data Nameplate) .

i

2

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Page 5: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Limitamp Panel Data NameplateThis nameplate is mounted near the starter handle operatoron the high-voltage door. It contains all the necessary infor-mation for the factory to posidvely identify the starter and itsbill of material. This information must accompany all partorders and quotation requests. Below is an example of thenameplate:

Catalog Numbering SystemVacuum Limitamp control is manufactured in two construc-tion types: one-high and two-high. One-high constructionconsists of one medium-voltage contactor in one 90-inch-highenclosure. Two-high construction contains two medium-voltage contactors in one 90-inch-high enclosure.

You should first determine the construction type (one-highor two-high) of your equipment. After determination, thefollowing pages should be consulted:A Pages 4 and 5 for one-high constructionA Pages 6 -15 for two-high construction

mmmmmSHISpa

CAT. 0607X0431V02-A01MODEL CR194A118B2MODELEDIAGRAM 331B1814SCHEMAPOWER FUSE CAT. NO. 55A212942P6RBFUSIBLE DE PUIS., N°CAT.INTERRUPTING RATINGPOUVOIR DE COUPURE

3 PHASE 60 HZ 4000 VOLTS AC_YAM-A,V - VOLTS C.A.

Caution should be observed in that a part number inone-high construction may have a different descriptionand catalog number than the same part number in two-highconstruction.

360 MVA CLASS E _!MVA CLASSE E

KV BILKVTTC

.RMS AMPERES 40°C AMB.EFE, A,40°C AMBIANTE

RMS AMPERESEFF., AMPERESRMS AMPERESEFF., AMPERES

CONT. CUR. RATINGCOUR..SERVICE CONTSERVICE LIMIT CUR. RATINGCOURANT LIMITE EN SERVICEHORIZ. BUS CUR. RATING „COUR. NOM., BUS HORIZONCONTROL CIRCUIT 116CIRC. DE COMMANDEPOWER ClRCUIT MAX. VOLTS.CIRCUIT DE PUISSANCE. MAX.

CR Number DesignationCR194 Vacuum Limitamp Motor Control equipmentidentification numbers are determined as follows:

VOLTSV CR194

ACV C.A.

LOAD: TYPECHARGE: TYPE

.FULL LOAD CUR.COUR.PLEINE CH

AMRA

W.R. MOTOR SECMOTEUR SECOND., ROTOR BOB.SYNC. FIELD_CHAMP SYNC.

V AC _V C.A.. AMR . ..... . O B P.F.

AMP.A NEMA Type

1 — NEMA El (Unfused)2 — NEMA E2 (Fused)

V DCV CC A F.R

CAUTION BEFORE INSTALLING OR OPERATING READ INSTRUCTIONSATTENTION. LIRE LES INSTRUCTIONS AVANT DE PR0CEDER A L"INSTALLATION.GEH-5305, GEH-S306. GEH-8016

EnclosureA — 26" 1-HighB — 34" 1-HighC — 48" 1-HighD — 36" 2-High StationaryE — 40" 2-High StationaryF — 36" 2-High DrawoutG — 40" 2-High Drawout

DO NOT OPERATE STARTERS FURNISHED WITH CURRENT TRANSFORMERSUNLESS RELAY ELEMENTS ARE INSTALLED.NE PAS UTIUSER LES DEMARREURS FOURNIS AVEC LES TRANSFORMATEURSDE COURANT AVANT OUE LES RELAIS SOIENT INSTALLES

MS/-/ Step:

System Voltage7 — 2400 Volts8 — 4200 Volts2 — 7200 Volts0 — Other

Figure 2. Limitamp Panel Data Nameplate

The required information is the catalog number and thediagram number. The catalog number from the sample aboveis 0607X0431V02-A01. The number can be broken down asfollows: 0607X0431 is the material list number or shop ordernumber for the job, V02 is the overall lineup designation, andA01 is a section in that lineup. The diagram number identifiesthe group of drawings that pertain to this particular projectorder.

Controlled Apparatus0 — Synchronous Motor (brushless type)1 — Induction Motor2 — Synchronous Motor (ring type)3 — Wound Rotor Motor4 — Transformer Feeder5 — Capacitor Feeder6 — Other

Rotation and Braking1 — Non-reversing/non-braking2 — Reversing/non-braking4 — Non-reversing/dynamic braking5 — Reversing/dynamic braking7 — Reversing/plugging

Sections that do not have a panel data nameplate will have acompartment nameplate mounted on the right side doorflange. An example is shown below:

Figure 3.LimitampCompartmentNameplate

This will provide the catalog number only. The diagramnumber can be obtained from any Panel Data Nameplateon the lineup.

Starling and Speed FunctionsA — Single-speed, full voltageB — Single-speed, reduced voltage reactor typeC — Single-speed, reduced voltage, autotransformer typeD — Single-speed,part winding startE — Single-speed, reduced voltage primary resistorG — 2-speed, 1 winding full voltageH — 2-speed, 1 winding reactor reduced voltageJ — 2-speed,1 winding autotransformer reduced voltageN — 2-speed, 2 winding full voltageP — 2-speed, 2 winding reactor reduced voltageQ — 2-speed, 2 winding autotransformer reduced voltage

3

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Page 6: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

One-High

; Notes:Figure 4: GR194 One-high500/501/502 — Located on LVbase658 — Not shown723 — Not shown730/731/732 — Not shown736 — Not shown803 — Not shown

,659

,659

0^

4

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Page 7: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Table 3.CR194 One-High Vacuum, 26” and 34” Wide Parts List (see Figure 4)

MaterialList ItemNumber

Part Number 26” Wide Part Number 34" Wide Qty.Part Description

Wire TroughDust Shield NEMA 1Switch Front Barrier (viewing)Compartment BarrierDoor Interlock Defeater

68J222210CB0000AAB68J122207DF0000AAB68J12221OGD0000AAN55A212940G4194A6916G1

115 55B533095G168J122214VN0000AAB68J122210GD0000AAN55A212940G3194A6916G1

1164 1185 1187 1194 1

CPT Fuse BlockCPT Fuse Block InsulationHandle Asm.Handle to QMQB RodCPT Mounting Base

209 55C682289G355B534922P1302A3749G* ©55B533263G168J210552AB34XXXXB

155C682289G355B534922P1302A3749G* ©55B533263G168J222209TU000QAAB

12101218

219 1250 1

© ©Horiz. MBGround BusLower Rear Vertical Ground BusSide/Horiz. Ground BusFront Bottom Vertical Ground Bus

3268©©289 168J122210FP0000BB* ©68J122210FQ0000BB* ©68J12221QFR000QBB* ©

68J122210FP0000BB* ©68J122210FQ0000BB* ©68J122210FR0Q0QBB* ©

290 1291 1292 1

68J122210FN0000BB* ©55B533388P1CR104PSG21B92328A1141P1328A1140P1

68J122210FN0000BB* ©55B533388P1CR104PSG21B92328A1141P1328A114QP1

Upper Rear Ground BusFuse Base to Cont. StrapTest Switch (10A)Test Switch (20A)Switch NP (10A)

293 1320 3500 1500 1501 1

Included with item 500 (20A)68J122214NS0000AAB68J222222SM0000AAB68J120132BT0504AAB68J122220DT00Q0AAB

Switch NP (20A)Test Switch Mounting BracketSwingout PanelLV BaseSwingout Barrier

Included with item 500 (20A)68J122214NS0000AAB68J222210DB0000AAB68J1222210BX0000AAB68J122220DT0Q00AAB

501502 1

1550553 1

1578Swingout Supt. BarrierHV Door NEMA 1HV Door NEMA 12Door Vent BarrierDoor Latch Asm.

68J122220DS0000AAB68J210551ALXXXXXXB68J210551AKXXXXXXB68J122210FG0000AAN104B9336G2

68J122220DS0000AAB68J210551ANXXXXXXB68J210551AMXXXXXXB68J122210FG0000AAN104B9336G2

1579165616562658

659 3Door Hinge PinDoor HingeSwing Base Stop BarrierWire HarnessCont. Base

666 1459941P1147A4728G168J120125DL0000AABV26G355B533255G1

1459941P1147A4728G168J120125DL0000AABV34G355B533255G1

66667

722 1723 1

172555C682220G2726 QMQB Operator

Vacuum Cont.Mechanical Interlock Cont. to HandleWire Comb CleatWire Comb Cover

55C682220G1 1© © 172755B533039G1171B4725P1171B4726P1

55B533039G1171B4725P1171B4726P1

1728AR730AR7311Wire Comb Supt.

Swingout HandleFront AC Bus BarrierTop Main Bus CoverVertical Bus Asm.

219A1242P1104B9322P18Contact FactoryContact Factory55C682205G13

219A1242P1104B9322P6Contact FactoryContact Factory55C682205G13

7321736175017591762

55D781301G* ©55B533212G* ©55B533258G155B533264G255B533267G2

55D781301G* ©55B533212G* ©55B533258G155B533264G155B533267G1

Switch & Upper Fuse Supt.Lower Fuse Supt.Front Barrier Side Supt.Front Switch BarrierLower Switch Barrier w/ Inc Line

17631764178817891790

Lower Switch Barrier w/o Inc LineLower Switch Barrier w/o Inc Line 7.2KVQMQB Rear Switch BarrierPower FuseMB Insulator

55B533267G355B 533267G568J12221OHD0000AABsee Panel Data NP for fuse part number157C8185P1

55B533267G455B533267G568J122210HD0000AABsee Panel Data NP for fuse part number157C8185P1

17901790179138031804

AR As Required© See Tables 5 and 6© See Table 8© See Table 7© Add suffix (*) per plating finish:

N=no plating, TC=Silver, TB=Tin.

© See contactor nameplate andGEF-8016.

© See Table 11

5

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Page 8: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Two-High

Table 4.CR194 Two-High Vacuum, 36” and 40” Wide Parts List (see Figures 5-12)

MaterialList ItemNumber

FigureNumber Qty.Part Description Part Number 36” Wide Part Number 40" Wide

©127 Cont. Pin BracketCont. Socket BracketInterlock Wire HarnessLower Rear CoverUpper Rear Cover

55B533223G255B533224G2

55B533223G255B533224G2

1©128 1© VCP2 VCP2 1129

153 NS 68J110508DGXXXXXXB68J110508DCXXXXXXB

68J110508DNXXXXXXB68J11Q508DMXXXXXXB

11154 NS

155 Lower Side CoverRight Side Upper CoverVented Top CoverNon-Vented Top CoverLeft Side Upper Cover

68J110508DDXXXXXXB68J110508DHXXXXXXB68J210552DBXXXXXXB68J110508DAXXXXXXB68J110508DJXXXXXXB

68J110508DDXXXXXXB68J110508DHXXXXXXB68J210552DLXXXXXXB68J110508DKXXXXXXB68J110508DJXXXXXXB

25156 15157 NS 1157 NS 1158 15

Upper Side MB CoverUpper Side MB CoverUpper Side MB CoverVented Top Drip CoverCenter Front Wire Trough

55B528977P1. 2161 NS161 NS 55B528977P2

55B528977P155C685906P155C685909P2

1162 NS 1

55C685906P155C685909P1

164 NS 1170 NS 1

Top Control Cover PlateSide Bus BarrierHV Door DefeaterCPT Fuse BlockCPT Fuse Block Insulation

174 NS 55B528965P155B528966P155B534903G155C682289G255B534922P1

55B528965P255B528966P155B534903G155C682289G255B534922P1

1180 211194 16209 8/9/10

8/9/101

210 155D781326G1 ©55C685924G155B528973G155B528973G2

55D781326G1 ©55C685924G155B528973G155B528973G2

218 Handle Asm.Cont. & Handle Mechanical InterlockCPT Fuse Block Plate (2KVA)CPT Fuse Block Plate (3KVA)Horiz. MB

6/7/9 1219 7/9 1250 9/10 1250 8/9/10 1

© ©268 111MB InsulatorHoriz. Ground BusSide Ground Bus Asm.Upper VB BraceWindow CT Plate Asm.

NS 157C8185P1 157C8185P1 AR2770 0289 11 155B534904G* ©55C685929G155C685926G3

55B534904G* ©55C685929G155C685926G2

296 12 111 1299

308 112Cont. Slide PlateFuse Base to Cont. Strap, DrawoutFuse Base to Cont. Strap, StationaryHV Door LatchTest Switch 1QA

NS 55B528941G155B534940P155B553388P1N722DP21022B6CR104PSG21B92

310 55B528941G155B534940P155B553388P1N722DP21022B6CR104PSG21B92

2320 8 3

NS320 3363 5 2500 15

Test Switch 20ATest Switch NP 10ATest Switch NP 20ATest Switch Mounting Bracket 10ALV Box

328A1141P1328A1140P1Included with item 500 (20A)68J122214NS0000AAB55C682296G1

500 5 328A1141P1328A1140P1Included with item 500 (20A)68J122214NS0000AAB55C682296G1

1501 5 1501 5502 5 1550 6/8

LV Device PlateTB Plate InsulationUpper TB PlateLower TB PlateLV Door Latch

68J122223DE0000AA9MM55B528979P255B528984G455B528984G3117B5064G3

553 68J122223DE0000AA9MM55B528979P155B528984G255B528984G1117B5064G3

1512560 1

568 12 1568 12 1632 5 2650 Push Button Device Plate

Push Button Device PlugPush Button Device Supt.Upper HV DoorVented Lower HV Door

169C6350KFP4272A5650UWG1204B4050TTP168J210551CQXXXXXXB68J210551CNXXXXXXB

169C6350KFP4272A5650UWG1204B4050TTP168J210551CWXXXXXXB68J210551CUXXXXXXB

25651 5 4

NS652 2656 15656 5 1

Non-Vented Lower HV DoorHV Door Hinge Asm.LV Door BracketRight Side Bus BarrierLeft Side Bus Barrier

68J210551CVXXXXXXB55B534937G155C685916G155B528992P155B528989P1

656 68J210551CPXXXXXXB55B534937G155C685916G155B528992P155B528989P1

15658 12 3659 5 1

NS703 1NS705 1

Left MB Side BarrierUpper Rear Cover InsulationTop Wire TroughCenter VB Insulation

NS706 55C682254P255C682278P255B534918P255C682252P1

1NS707 55C682278P1

55B534918P155C682252P1

1NS708 1

709 11 1

6

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Page 9: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Table 4.CR194 Two-High Vacuum, 36” and 40” Wide Parts List (see Figures 5-12)

MaterialList ItemNumber

FigureNumber

Part Number 40" Wide Qty,Part Number 36" WidePart Description

Compartment Barrier WindowSide Bar-Lower CompartmentSide Bar-Lower CompartmentSide Bar-Lower CompartmentMB Side Barrier

NS 55C685908P155C685903P1

55C685908P1 17102NS711

55C685903P155C685903P2

1711 NSNS 1711

2712 NS 55C682254P155C682254P155C682254P255C682293G255C682279P255C682281 P2

1712 MB Side BarrierRight MB Side BarrierFront Motor Trough BarrierCompartment Barrier-Left SideBottom MB Barrier

NSNS 1712

713 9/12 55C682293G155C682279P155C682281 PI

11715 8

NS 171655C682286P255C682295P155C682295P255B534938P155C682294P1

1Compartment Barrier-Right SideUpper VB InsulationLower VB InsulationDrawout Slide Supt.Motor Cable Trough Side Barrier

55C682286P255C682295P155C682295P255B534938P155C682294P1

717 81718 111719 112720 101722 9/12

Cont. Load Side Connector Base (Drawout)Cont. Load Side Connector Base (Stationary)QMQB

Cont, Position Interlock (Drawout)VB Stab Supt

55C685941G155C685925G155C682220G355B534963G155C685927G1

55C685941G155C685925G155C682220G355B534963G155C685927G1

1724 81724 101726 7/91728 71762 11

55D781301G* ©55B533212G* ©55C685945G155C685928G155C685928G2

55D781301G* ©55B533212G* ©55C685945G155C685928G155C685928G2

1763 Switch & Upper Fuse Supt.Lower Fuse Supt.Cont. Line Side Stab Asm., DrawoutSwitch Barriers-Upper SectionSwitch Barriers-Lower Section

7/91764 7/9/101765 81789 71789 9

55B528996G1see Pane! Data NP for fuse part number55C685931G155C685905P255B534913P1

Cont. Slide StopPower FuseBus End Cover, Asm.Top Motor Cable Trough CoverCont. Lift Truck

8/10 55B528996G1see Panel Data NP for fuse part number55C685931 G155C685905P155B534913P1

17903803 62864 52NS8691870 NS

AR As RequiredNS Not Shown© See GEF-8016© See Tables 5 and 6© See Table 100 See Table 9

© Add suffix (*) per plating finish:l=no plating, 2=Silver, 3=Tin.

© See Table 11

7

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Page 10: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Two-High (continued )

@(363)

( 632)

(632)

Figure 5. CR194 Two-High with Upper Low-Voltage Door Open

8

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Page 11: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Limitamp' Medium Voltage Motor Control

218

1: C

218

Figure 6. CR194 36” Wide Two-High with Both High-Voltage Doors Open

9

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Page 12: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Two-High (continued)

Figure 7. High-Voltage Section — Drawout Contactor

10

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Page 13: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Figure 8. High-Voltage Drawout Contactor Components

11

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Page 14: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Two-High (continued)

©

726

©

218

©©

©

(209)

(250) (210) ©Figure 9. High-Voltage Section — Stationary Contactor

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Page 15: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

720

Figure 10. High-Voltage Stationary Contactor Components

13

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Page 16: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

siifcisLimitamp® Medium Voltage Motor Control

;

Two-High (continued)

289

709

© 762

Figure 11, Main/Vertical Bus — Rear View i

14

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Page 17: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

_'

*smtmmmmm -\ S.,'.

Limitamp~ Medium Voltage Motor Control

(296)

(568)

(308 )

( 658)

I(560)

MHIailHift

Figure 12. Typical Motor Terminal Area

15

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Page 18: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

kLimitam[f Medium Voltage Motor Control•

Handle AssemblyTable 6.CR194 Handle Assembly Detail (see Figures 13 and 14)

The non-load break isolating mechanism (handle assembly) isa complex assembly requiring a special bench fixture forassembly and special gauges for adjustment of the mechanicalinterlocking mechanisms. We recommend, therefore, that theentire assembly be replaced if the handle mechanismbecomes extensively damaged. Entire assemblies are orderedby catalog number (see Table 5) . The group number (G*) isfound on an adhesive backed label stuck on the underside of

Figureitem

Number

Two-HighPart Number

One-HighPart NumberPart Description

Test power interlocksTest power interlock bracket

IC2956A200BE68J122214NJ0000AAY

IC2956A200BE55B534910P1

12

723B245G274149B1759G1

Control power interlocksHandle housing-standard

723B245G274149B1759G1

34

the handle housing (see Figures 13 and 14) . Entire assembliescan be ordered as follows:

Handle housing-if key interlockedHandle-standard

149B1759AAP1149B1746G1

149B1759AAP1149B1746G1

45

Handle-if key interlockedConnecting rodHandle retainer clip

194A7179P155B533058G 1N910P62C6

194A7179P155B533058G2N910P62C6

56

Table 5.CR194 Vacuum Handle Assemblies

7

Type ofStarter Unit

One-HighPart Number

Two-HighPart Number

Full-voltage non-reversingReduced-voltage non-reversingFull-voltage reversing-standard

302A3749G1302A3749G5302A3749G5

55D781326G1

Some parts of the handle assembly are replaceable and can beidentified by part number as shown in Table 6.

7'

•’

. £7 '

k 4$

©©

Figure 14. CR194 Two-High Handle AssemblyFigure 13. CR194 One-High Handle Assembly

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Page 19: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

Bus AssemblyOne-High Two-High

Table 7.CR194 One-High Vacuum Groimd Bus Parts

Table 9.CR194 Two-High Vacuum Ground Bus Parts

Part Description PartNunher Part Nunber36" Wide

PartNunher40" Wide SplicePart DescriptionCopper 400A

Copper 600A55C682233P1* O55C682233P4* O 55C682290P4N

55C682290P2NOCopper 400A

Copper 600A55C682290P3N55C682290P1 NCopper/Tin Plated 400A

Copper/Tin Plated 600A55C682233P2* O55C682233P5* O

OCopper/Tin Plated 400ACopper/Tin Plated 600A

55C682290P3T55C682290P1T

55C682290P4T55C682290P2T

OCopper/Silver Plated 400ACopper/Silver Plated 600A

55C682233P3* O55C682233P6* O

O55C682290P3S55C682290P1S

55C682290P4S55C682290P2S

OCopper/Silver Plated 400ACopper/Silver Plated 600A O

O Contact factory for proper splice part number. Add suffix (*) J for26” wide or N for 34” wide. O Contact factory for proper splice part number.

Table 8,

CR194 One-High Vacuum Horizontal Bus Assembly PartsTable 10.CR194 Two-High Horizontal and Vertical Bus Assembly Parts

Part Description Pert Nunber Part Nunber40" Wide

PartNunher36" WidePart Description SpliceCopper 1200A

Copper 2000A55C682232P1* O55C682232P1* O © 55C685920G1

55C685920G455C685920G19N55C685920G20N

OCopper 1200ACopper 2000ACopper/Tin Plated 1200A

Copper/Tin Plated 2000A55C682232P3* O55C682232P3* O ©

Oo55C685920G2

55C685920G555C685920G19T55C685920G20T

Copper/Tin Plated 1200ACopper/Tin Plated 2000ACopper/Silver Plated 1200A

Copper/Silver Plated 2000A55C682232P2* ©55C682232P2* O ©

OCopper/Silver Plated 1200ACopper/Silver Plated 2000A

55C685920G355C685920G6

55C685920G19S55C685920G20S

OO

© Consult factory for suffix (*) catalog number and forproper splice part numbers.

© Use QTY 6 908B101P29 spacers per section.Order QTY 2 per phase.

© Use QTY 6 908B101P31 spacers per section.Order QTY 2 per phase.

© Use QTY6 908B101P30 spacers per section.Order QTY 2 per phase.

© Contact factory for proper splice part number* Catalog numbers shown include all vertical and horizontal bus bars

and spacers.

Fuse Support Assemblies

Table 11.CR194 Upper and Lower Fuse Support Assembly Parts

WithBlown

FuseIndicator

WithoutBlownFuse

Indicator

Fuse Type Contactor TypeFuse VoltageBoltedCipDescription Part Number Single

BarrelDoubleBarrel

SingleBarrel

DoubleBarrel 5.0KV 7.2KV Drawout Stationary

55D781301G1 X X X X XXUpperFuse

Support(Item #763)

X X X X55D781301G2 X XX X55D781301G5 X X X X X

55D781301G4 X X X XX XX X X X X55D781301G3 X

N/A N/A55B533212G1 X XXN/A N/A55B533212G3 X X X

X N/A N/ALowerFuse

Support(Item #764)

55B533212G8 X X55B533212G4 X X N/A N/AX55B533212G9 X X X N/A N/A55B533212G7 X X X N/A N/A

X N/A N/A55B533212G10 X X X © XX N/A N/A55B533212G5 X X X

© 7.2KV clip fuses limited to single barrel only.

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Page 20: iCourtesy of NationalSwitchgearTwo-High. Table 4. CR194 Two-High. Vacuum, 36 ” and 40 ” Wide Parts. List (see Figures 5-12) Material. List. Item. Number. Figure Number Part Description

t

1 .

These instructions do not purport to cover all details or variations in equipment nor to provide for every possiblecontingency to be met in connection with installation, operation or maintenance. Should further information bedesired or particular problems arise dial are not covered sufficiently for the Purchaser’s purposes, the mattershould be referred to the nearest GE sales office.

i

GE Electrical Distribution & ControlGeneral Electric Company41 Woodford Avenue, Plainville, CT 06062© 1997 General Electric CompanyDEE-002 0497 BL

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